General Science MCQ-40

Science IBPS,SBI,KPSC,UPSC,IAS Prelims,Railways,SSC,MPSC,RPSC

Consider the following statements: 1. The basic unit of nervous system is nefron. 2. The tip of nerve cell is dendritic. Which of these statements is/are true ?

1

2

1 and 2

None

How many groups and periods are there in the modern periodic table?

18,7

8,18

6,18

18,8

Consider the following statements: 1. Atomic size increases down the group in modern periodic table. 2. Atomic size increases moving left to right along a period. Which of the statements is/are true?

1

2

Both

None

Research field of which of the following scientists is different from the remaining?

Doberman

Newlands

Dalton

Mandolin

‘Gastric Glands’ are present in which organ of human body?

Pancreas

Stomach

Kidney

Adrenal

Which is the longest part of food-pipe?

Oesophagus

Small intestine

Large intestine

Uncertain

After digestion from small intestine what is the final form of fat? 1. Fatty acids 2. Glycerol Glucose 4. Amino Acid Choose the correct options:

Only 1and 2

Only 2 and

Only 1 and 3

Only 2 and 4

During respiration glucose decomposes to give pyruvate which again decomposes in absence of oxygen to give :

Ethanol

Lactic Acid

Only CO2

Both Ethanol and CO2

Which of the following are responsible for upward motion of water & minerals within a plant?

1. Root pressure 2. Capillary action of water 3. Transpiration

Choose the correct options:

1 and 3

1 and 2

2 and 3

All of the above

Consider the following statements: 1. Phloem tube also transports Ameno Acid. 2. Transportation due to phloem takes place in both the directions.

The correct statements is/are :

Only 1

Only 2

Both

none

All the involuntary actions in human are controlled by:

Fore brain

Mid brain

Hypothalamus

Medulla

Which of the following plant harmone doesn’t contribute to any type of growth in plants?

Auxin

Gibberellins

Abscisic acid

Cytokinins

‘Goitre’ disease can be related to which part/gland of human body?

Adrinal

Pancreas

Typhoid gland

Thyraus gland

‘Trilobite’ is a fossils of which of the following?

Tree trunk

Invertebrate creatures

Fishes

Dinosaur skulls

Which of the following organism exhibit ‘Regeneration’?

Planaria

Virus

Amoeba

Paramecium

Which of the following statements about male gamete are false? 1. It is mobile. 2. It is smaller in size as compared to female gamete. 3. Number of chromosomes in it is half of that of the nonreproductive body cells.

Choose the incorrect options:

Only 1

Only 2

2 and 3

None

‘Pollen gains’ are produced by which part of plant?

Stamen

Overy

Style

Stigma

Which of the following sexual disease are caused by bacteria? 1. Syphilis 2. Gonorrhoea 3. Wart 4. Aids

Choose the correct options:

1 and 2

1 and 3

2 and 3

2 and 4

Focal length of a lens is 40 cm. What will be its power in diopters?

2 .5

2

80

4/10

Which of the following parts of human eye are responsible for controlling the amount of light entering the eye?